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Fail vs Not - What's the difference?

fail | not |

As nouns the difference between fail and not

is that fail is poor quality; substandard workmanship while not is unary logical function NOT, true if input is false, or a gate implementing that negation function.

As a verb fail

is to be unsuccessful.

As an adjective fail

is that is a failure.

As an adverb not is

negates the meaning of the modified verb.

As a conjunction not is

and not.

As an interjection not is

used to indicate that the previous phrase was meant sarcastically or ironically.

fail

English

Verb

(en verb)
  • (label) To be unsuccessful.
  • * {{quote-magazine, date=2013-08-10, volume=408, issue=8848, magazine=(The Economist)
  • , title= A new prescription , passage=As the world’s drug habit shows, governments are failing in their quest to monitor every London window-box and Andean hillside for banned plants. But even that Sisyphean task looks easy next to the fight against synthetic drugs. No sooner has a drug been blacklisted than chemists adjust their recipe and start churning out a subtly different one.}}
  • (label) Not to achieve a particular stated goal. (Usage note: The direct object of this word is usually an infinitive.)
  • (label) To neglect.
  • To cease to operate correctly.
  • (label) To be wanting to, to be insufficient for, to disappoint, to desert.
  • * Bible, 1 Kings ii. 4
  • There shall not fail thee a man on the throne.
  • * 1843 , (Thomas Carlyle), '', book 3, ch. II, ''Gospel of Mammonism
  • A poor Irish Widow […] went forth with her three children, bare of all resource, to solicit help from the Charitable Establishments of that City. At this Charitable Establishment and then at that she was refused; referred from one to the other, helped by none; — till she had exhausted them all; till her strength and heart failed her: she sank down in typhus-fever […]
  • *
  • , title=The Mirror and the Lamp , chapter=2 citation , passage=That the young Mr. Churchills liked—but they did not like him coming round of an evening and drinking weak whisky-and-water while he held forth on railway debentures and corporation loans. Mr. Barrett, however, by fawning and flattery, seemed to be able to make not only Mrs. Churchill but everyone else do what he desired. And if the arts of humbleness failed him, he overcame you by sheer impudence.}}
  • (label) To receive one or more non-passing grades in academic pursuits.
  • (label) To give a student a non-passing grade in an academic endeavour.
  • To miss attaining; to lose.
  • * Milton
  • though that seat of earthly bliss be failed
  • To be wanting; to fall short; to be or become deficient in any measure or degree up to total absence.
  • The crops failed last year.
  • * Bible, Job xiv. 11
  • as the waters fail from the sea
  • * Shakespeare
  • Till Lionel's issue fails , his should not reign.
  • (archaic) To be affected with want; to come short; to lack; to be deficient or unprovided; used with of .
  • * Berke
  • If ever they fail of beauty, this failure is not be attributed to their size.
  • (archaic) To fall away; to become diminished; to decline; to decay; to sink.
  • * Milton
  • When earnestly they seek / Such proof, conclude they then begin to fail .
  • (archaic) To deteriorate in respect to vigour, activity, resources, etc.; to become weaker.
  • A sick man fails .
  • (obsolete) To perish; to die; used of a person.
  • * Shakespeare
  • had the king in his last sickness failed
  • (obsolete) To err in judgment; to be mistaken.
  • * Milton
  • Which ofttimes may succeed, so as perhaps / Shall grieve him, if I fail not.
  • To become unable to meet one's engagements; especially, to be unable to pay one's debts or discharge one's business obligation; to become bankrupt or insolvent.
  • Usage notes

    * This is a catenative verb which takes the to infinitive . See

    Synonyms

    * (to be unsuccessful) fall on one's face

    Antonyms

    * (to be unsuccessful) succeed

    Derived terms

    * failure * fail-safe

    Noun

  • (uncountable) (label) Poor quality; substandard workmanship.
  • The project was full of fail .
  • (label) A failure (condition of being unsuccessful)
  • A failure (something incapable of success)
  • A failure, especially of a financial transaction (a termination of an action).
  • A failing grade in an academic examination.
  • Adjective

    (en adjective)
  • That is a failure.
  • References

    * * *

    not

    English

    (wikipedia not)

    Adverb

    (-)
  • Negates the meaning of the modified verb.
  • * 1973 , .
  • Well, I'm not a crook. I've earned everything I've got.
    Did you take out the trash? No, I did not .
    Not knowing any better, I went ahead.
  • To no degree
  • That is not red; it's orange.

    Usage notes

    In modern usage, the form do not ...'' (or ''don’t ...'') is preferred to ''... not'' for all but a short list of verbs (is/am/are/was/were, have/has/had, can/could, shall/should, will/would, may/might, need): * They do not''' sow.'' (modern) vs. ''They sow '''not . (KJB) American usage tends to prefer don’t have'' or ''haven’t got'' to ''have not'' or ''haven’t'', except when ''have'' is used as an auxiliary (or in the idiom ''have-not ): * I don’t have a clue'' or ''I haven’t got a clue. (US) * I haven’t a clue'' or ''I haven't got a clue. (outside US) * I haven’t been to Spain. (universal) The verb need is only directly negated when used as an auxiliary, and even this usage is rare in the US. * You don’t need to trouble yourself. (US) * You needn’t trouble yourself. (outside US) * I don’t need any eggs today. (universal) The verb dare can sometimes be directly negated. * I daren't do that.

    Conjunction

    (English Conjunctions)
  • And .
  • I wanted a plate of shrimp, not a bucket of chicken.
    He painted the car blue and black, not solid purple.

    Usage notes

    * The construction “A, not B” is synonymous with the constructions “A, and not B”; “not B, but A”; and “not B, but rather A”.

    Interjection

    not!
  • Used to indicate that the previous phrase was meant sarcastically or ironically.
  • I really like hanging out with my little brother watching ''Barney''... not !
    Sure, you're perfect the way you are... not !

    Synonyms

    * I don't think

    See also

    *

    Noun

    (en noun)
  • Unary logical function NOT, true if input is false, or a gate implementing that negation function.
  • You need a not there to conform with the negative logic of the memory chip.

    See also

    * AND * OR * NAND * XOR

    See also

    * if * then * else * and * or * true * false

    Statistics

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